EP3038151B1 - Kälteplatte, die insbesondere ein strukturelement einer ausrüstung mit wärmeerzeugenden komponenten bildet - Google Patents

Kälteplatte, die insbesondere ein strukturelement einer ausrüstung mit wärmeerzeugenden komponenten bildet Download PDF

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Publication number
EP3038151B1
EP3038151B1 EP15201758.8A EP15201758A EP3038151B1 EP 3038151 B1 EP3038151 B1 EP 3038151B1 EP 15201758 A EP15201758 A EP 15201758A EP 3038151 B1 EP3038151 B1 EP 3038151B1
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EP
European Patent Office
Prior art keywords
cold plate
plates
sandwich structure
passages
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP15201758.8A
Other languages
English (en)
French (fr)
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EP3038151A1 (de
Inventor
Philippe Pons
Pierre Salles
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Operations SAS
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Airbus Operations SAS
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Publication date
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Publication of EP3038151A1 publication Critical patent/EP3038151A1/de
Application granted granted Critical
Publication of EP3038151B1 publication Critical patent/EP3038151B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20254—Cold plates transferring heat from heat source to coolant
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/20627—Liquid coolant without phase change
    • H05K7/20636—Liquid coolant without phase change within sub-racks for removing heat from electronic boards
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W40/00—Arrangements for thermal protection or thermal control
    • H10W40/20—Arrangements for cooling
    • H10W40/22—Arrangements for cooling characterised by their shape, e.g. having conical or cylindrical projections
    • H10W40/226—Arrangements for cooling characterised by their shape, e.g. having conical or cylindrical projections characterised by projecting parts, e.g. fins to increase surface area
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W40/00—Arrangements for thermal protection or thermal control
    • H10W40/40—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids
    • H10W40/47—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids by flowing liquids, e.g. forced water cooling

Definitions

  • the present invention relates to a cold plate for cooling heat generating components.
  • the invention relates to the field of cooling heat generating components such as electrical systems with high power consumption or electronic systems having a high thermal density.
  • cold plates can be used for cooling circuits using power electronics components, or for cooling hot spots generated at the printed circuit boards.
  • cold plates can be used for the cooling of the avionics equipment present in the aircraft.
  • a cold plate is thus known as described in the document US 2011/0232863 which has a plurality of plates extending parallel to each other, one of the plates being configured to support a heat generating device.
  • the cold plate comprises a frame disposed between two plates and defining a cavity between the two plates.
  • the cavity houses a fin structure, a cooling fluid flowing through the cavity and the fin structure for cooling the heat generating device disposed on the cold plate.
  • the coolant is introduced into the cavity of the cold plate and recovered through inlet and outlet ports disposed in the same corner of the cold plate.
  • the cold plate is itself fixed on a structural element, the latter being fixed for example to a cabin wall or an avionics bay.
  • the structural element and the cold plate thus constitute means for supporting the structural load of the heat generating device.
  • the present invention aims to provide an improved cold plate, including a good cooling efficiency.
  • the present invention relates to a cold plate for cooling heat generating components, comprising two plates extending parallel to one another and a core disposed between the two plates to form a sandwich structure, the core comprising a plurality of channels for circulating at least one coolant from a first edge to a second opposite edge of the sandwich structure.
  • first and second sealing members are respectively disposed at said first and second opposite edges of the sandwich structure, the first sealing member having at least one inlet connector of at least one cooling fluid and the second sealing member having at least one outlet connector of at least one coolant, the first and second sealing members sealing the plurality of traffic channels except for at least a subset of the set of circulation channels, said at least one input connector of at least one cooling fluid being in communication with the subset of the set of circulation channels, and said at least one output connector of said at least one fluid cooling device being in communication with the subset of the set of traffic channels.
  • Circulating at least one cooling fluid in a set of circulation channels and disposing of an inlet connector and an output connector at two opposite edges of the sandwich structure makes it possible to generate a particularly efficient flow of cooling fluid through the core of the cold plate.
  • the sandwich structure made from a core disposed between two plates gives the cold plate thus obtained a good mechanical strength.
  • the sealed connection elements make it possible to obtain a modularity of the cold plate, for the same sandwich structure; depending on the sealing connection elements used, one or more subsets of circulation channels can be defined in the cold plate to produce cooling fluid circulation corridors within the cold plate depending on the hot spots to cool.
  • the cooling fluid is a liquid, such as water, or a gas, such as air.
  • the present invention also relates to a cooling system of heat generating components, comprising a cold plate as described above, heat generating components being disposed in contact with at least one of the two plates.
  • the present invention finally relates to the use of a cold plate as described above as a structural part of an avionic equipment in an aircraft.
  • the sandwich structure forming the cold plate is particularly well suited to be used directly as a structural part of equipment comprising heat generating components.
  • the cold plate thus plays a dual role in the equipment, allowing both the support of the heat generating components and their cooling.
  • the principle of the cold plate according to a first embodiment of the invention is based on the formation of a sandwich structure 10.
  • two plates 11, 12 are arranged parallel to each other and a core 13 is sandwiched between the two plates 11, 12 to thereby form the sandwich structure 10.
  • the plates 11, 12 thus constitute the two outer skins of the sandwich structure 10, while the core 13 constitutes the core of this sandwich structure 10.
  • the plates 11, 12 may be made of metal or from composite materials.
  • the composite materials meeting the aeronautical constraints can be used.
  • the core 13 can be made from metallic or composite materials.
  • the plates 11, 12 and the core 13 may be components taken off the shelf (in English, COTS acronym for the term “Commercial Off -The-Shelf " ) or alternatively be made-to-measure components.
  • the plates 11, 12 and the core 13 may be secured to each other by a bonding process, and for example by the implementation of a bonding process of composite materials.
  • such a bonding process may implement stripping and cleaning steps of the plates 11, 12 and the core 13, then a gluing step followed by a coking step to secure all of these parts and obtain the sandwich structure 10.
  • the sandwich structure 10 could be made by implementing an additive manufacturing process of the ALM type (acronym for the term “Additive Layer Manufacturing” ).
  • the core 13 comprises a set of circulation channels 13a, 13b allowing the circulation of a cooling fluid.
  • the set of circulation channels 13a, 13b allows the circulation of a cooling fluid from a first edge 10a to a second opposite edge 10b of the sandwich structure 10.
  • a longitudinal direction Y of the sandwich structure 10 is defined as corresponding to the flow direction of the cooling fluid, the first and second opposite edges 10a, 10b thus corresponding to opposite lateral edges of the sandwich structure 10, extending according to a transverse direction X of the sandwich structure 10.
  • the set of circulation channels 13a, 13b comprises channels 13a, 13b closed by one of the two plates 11, 12.
  • the channels 13a, 13b open respectively at the first edge 10a and the second edge 10b of the sandwich structure 10.
  • the core 13 thus has a generally undulating shape, in which the top of the corrugations comes into contact with one of the two plates 11, 12.
  • the channels 13a, 13b are each formed by two walls 13 'inclined relative to each other and adjacent to each other to form a channel bottom 13c.
  • each channel 13a, 13b are adjacent to one of the two plates 11, 12.
  • channel bottom 13c formed by two inclined walls 13 ' also comes into contact with one of the two plates 11, 12.
  • the core 13 has generally a corrugated shape, the corrugations coming into contact with one or other of the two plates 11, 12.
  • each undulation forms a circulation channel 13a, 13b of the cooling fluid, closed by one of the two plates 11, 12 extending between the apices 13c of two adjacent undulations.
  • the cooling fluid circulating in the channels 13a, 13b is directly in contact with the two plates 11, 12 to promote direct cooling of heat generating components placed in contact with one and / or the other of two plates 11, 12 as will be described later.
  • the core 13 consists more precisely of a structure having a transverse profile in the form of a zigzag in the plane perpendicular to the longitudinal direction Y of the sandwich structure 10.
  • Each channel 13a, 13b is thus defined between two inclined walls 13 ', defining channels of triangular prismatic shape.
  • Each channel 13a, 13b is thus defined between the base of the prismatic shape closed by one of the plates 11, 12 and the apex of the prismatic shape coming into contact with the other of the two plates 11, 12.
  • a first network of channels 13a is thus defined by inclined walls 13 'and a first plate 11 and a second network of channels 13b is defined by inclined walls 13' and a second plate 12.
  • the core 13 also makes it possible to impart good rigidity to the sandwich structure 10 thanks to its ribbed structure, while providing cooling fluid circulation channels between the two plates 11, 12 of the sandwich structure 10.
  • All of the circulation channels 13a, 13b thus comprise channels that are parallel to one another.
  • the channels 13, 13b are identical to each other, especially in terms of width in the sandwich structure plane 10.
  • the circulation channels 13a, 13b are zigzagged from the first edge 10a to the second opposite edge 10b of the sandwich structure 10.
  • circulation channels 13a, 13b are arranged in a zigzag in a plane parallel to the two plates 11, 12, that is to say in a plane perpendicular to the stacking direction Z of the sandwich structure as illustrated. to the figure 1 .
  • the core 13 thus consists of several successive portions in the longitudinal direction Y of the sandwich structure 10.
  • the direction of the circulation channels 13a, 13b is modified from one portion to another in the plane of the sandwich structure 10, according to the zigzag arrangement chosen.
  • the zigzag arrangement of the circulation channels 13a, 13b of the first edge 10a to the second opposite edge 10b of the sandwich structure 10 makes it possible to increase the length traveled by the cooling fluid through the sandwich structure with respect to the longitudinal dimension of the the sandwich structure 10. This promotes the cooling of the heat generating components intended to be placed in contact with one and / or the other of the two plates 11, 12 of the sandwich structure 10.
  • the zigzag arrangement of the circulation channels 13a, 13b in the core 13 of the sandwich structure 10 makes it possible to improve the mechanical performance of the sandwich structure 10, which can be particularly advantageous when the sandwich structure 10 is used. as a structural part of avionics equipment as will be described later.
  • the core 13 may have different structures between the two plates 11, 12 since it defines a set of circulation channels 13a, 13b.
  • Figures 6A and 6B two alternative, non-limiting examples of the structure of a soul 13.
  • the core 13 has a corrugated shape, the corrugations having a square or rectangular cross section.
  • the top 13c of the corrugations is intended to come into contact with at least one of the two plates 11, 12.
  • each channel 13a, 13b comprises two walls 13 'which are adjacent to one of the plates 11, 12.
  • the core 13 has a corrugated shape, the distance between each corrugation being variable such that the width of the channels 13a, 13b can be variable in the transverse direction X of the sandwich structure 10.
  • core 13 are only illustrative and their characteristics can be combined with each other, in particular as regards the width of the channels 13a, 13b and the contact of the core 13 with the one and / or the other plates 11, 12 of the sandwich structure.
  • the cold plate 30 incorporating the sandwich structure 10 as described above with reference to the figure 1 comprises heat generating components (shown schematically by the block 20), placed here without limitation on one of the two plates 11, 12 of the sandwich structure 10.
  • heat generating components could be placed on the cold plate in contact with one and / or the other of the two plates 11, 12.
  • First and second sealing members 31, 32 are respectively arranged at the first and second opposite edges 10a, 10b of the sandwich structure 10.
  • first and second sealing members 31, 32 are arranged at the side edges of the sandwich structure 10, thereby forming the side edges of the cold plate 30.
  • the set of circulation channels 13a, 13b formed in the core 13 of the sandwich structure 10 opening at the first and second edges 10a, 10b of the sandwich structure 10, the first and second sealing members 31, 32 are intended to close at least part of the circulation channels 13a, 13b vis-à-vis the passage of a cooling fluid.
  • the sealing connection elements 31, 32 thus generally comprise a wall making it possible to close the set of circulation channels 13a, 13b except in a certain portion of the first and second opposite edges 10a, 10b of the sandwich structure 10 to allow the introduction and recovery of a cooling fluid.
  • each sealing member 31, 32 comprises at least one fluid connector.
  • a first sealing member 31 comprises an inlet connector 33 for introducing a cooling fluid into the cold plate 30 and the second sealing member 32 has an outlet connector 34 to allow the evacuation of the cooling fluid after passing through the cold plate.
  • the first and second sealing members 31, 32 may be formed of edge fittings made of metal or composite materials.
  • the edge fittings 31, 32 are made to measure so as to be adapted to the dimensions of the sandwich structure 10, and in particular to its width in the transverse direction X and its thickness in the stacking direction Z.
  • the edge fittings 31, 32 may further integrate transfer interfaces with the structure intended to integrate them, such as for example a carrier structure of an aircraft.
  • the sealing connection elements 31, 32 are inserted and fixed between the two plates 11, 12, extending beyond the core 13.
  • the sealing connection elements 31, 32 thus make it possible for the same sandwich structure 10 to define one or more subsets of circulation channels 13a, 13b to form one or more corridors for circulation of a cooling fluid.
  • sealing connection elements 31, 32 By appropriately choosing the sealing connection elements 31, 32, it is possible to produce cold plates, for the same sandwich structure 10, with different cooling fluid circulation passages, adapted to the specific use of each plate. cold.
  • the modularity of the cold plates makes it possible to adapt them to the cooling of the heat generating components arranged on or in the vicinity of one and / or the other of the two plates 11, 12 of the sandwich structure 10.
  • the sealing connection elements 31, 32 may be mounted by bonding between the two plates 11, 12 extending beyond the core 13.
  • each sealing connection element 31, 32 respectively comprises an input connector 33 and an output connector 34 arranged substantially in the middle, that is to say in a direction substantially corresponding to the central longitudinal direction Y 'of the plate cold 30.
  • the inlet connector 33 of a cooling fluid is in communication with a subset (the boundaries of which are marked by strong strokes at the figure 4 ) of the set of circulation channels 13a, 13b.
  • the subset of the set of circulation channels 13a, 13b corresponds to a part of the circulation channels 13a, 13b extending in the center of the cold plate 10, in the longitudinal direction Y of the cold plate 30.
  • the outlet 34 of the coolant is then in communication with the same subset of the set of circulation channels 13a, 13b to allow the evacuation of the cooling fluid.
  • the cooling fluid can follow different paths through the cold plate, and more precisely through the core 13 of the sandwich structure 10.
  • the cold plate 30 may use only a single cooling fluid circulation corridor, formed by a subset of the set of circulation channels 13a, 13b, as illustrated for example in FIG. figure 4 .
  • cooling fluid only one type of cooling fluid is used, and for example a liquid such as water or a gas such as air.
  • the flow of cooling fluid can be limited in width, and in particular occupy a partial width of the cold plate 30.
  • cooling fluid circuit could be implemented substantially throughout the width in the transverse direction X of the cold plate 30.
  • the production of the channels 13a, 13b between the corrugations or inclined walls 13 'of the core 13 avoids the use of closure walls along the longitudinal edges 30a, 30b of the cold plate 30.
  • the realization of the cold plate 30 is thus simplified and also allows a saving of mass, particularly advantageous when the cold plate is intended for use in an aircraft.
  • the cold plate 30 can be designed to implement several corridors for the circulation of a cooling fluid, and for example two cooling fluid circulation corridors (the boundaries of which are marked by strong lines at the figure 5 ) each formed by a separate subset of the set of traffic channels 13a, 13b.
  • the cooling fluid used may be identical in the two subsets of the set of circulation channels 13a, 13b or conversely, the cold plate may use different cooling fluids, also chosen from liquids, such as water, or gases, such as air.
  • each sealing connection element 31, 32 has a plurality of input, output or output connectors 37, 38.
  • This arrangement thus makes it possible to generate a cooling fluid circuit in two distinct parts of the cold plate 30.
  • the second embodiment also makes it possible to use different cooling fluids and for example to associate a liquid cooling fluid such as water with a gaseous cooling fluid such as air.
  • the input connectors 33, 35, 36 and the output connectors 34, 37, 38 described above may be of any type, and for example each consist of quick connectors to allow easy connection and simplified assembly / disassembly of the cold plate 30 within a cooling fluid circulation circuit.
  • the cooling system of heat generating components obtained by placing heat generating components 20 in contact with one and / or the other of the two plates 11, 12 of the cold plate 30, allows efficient cooling of the generating components heat 20, especially thanks to the circulation of a cooling fluid in the core 13 directly in contact with the plates 11, 12 of the cold plate 30.
  • the sandwich structure 10 makes it possible to give the cold plate 30 good mechanical rigidity.
  • the cold plate 30 can thus be used directly as a structural part of avionic equipment in an aircraft.
  • the cold plate 30 can be used as a structural part of a LRU / LRM equipment (an acronym for the English terms “Line Repleacable-Unit” and “Line Repleacable Module” ) , an electronic structure of the cabinet type or electrical or electronic cabinet type.
  • LRU / LRM equipment an acronym for the English terms "Line Repleacable-Unit” and "Line Repleacable Module”
  • a cabinet 51 for mounting one (or more) equipment LRU / LRM 52 comprises two cold plates 30 for producing a structural part 53, 54 of the cabinet 51, and in the embodiment illustrated in FIG. figure 7 , a left lateral wall 53 and a right lateral wall 54 of the cabinet 51.
  • the equipment LRU / LRM 52 intended to be mounted on rails 52 'in the cabinet 51, is thus mounted in direct contact with the cold plates 30 forming the side walls 53, 54 of the cabinet 51.
  • the cold plates 30, in particular because of their improved mechanical strength by the presence of the core 13 in the sandwich structure 10, are adapted to be equipped with rails 52 'for mounting and supporting the LRU / LRM equipment 52.
  • the cold plates 30 are connected to the circulation circuit of the cooling fluid, and in particular sealingly connected to aircraft pipes ( "A / C pipes" in English terminology), referenced by generically by the tubings 40 to the figure 7 .
  • the zigzag structure of the core 13 in the plane of the sandwich structure 10 is only one embodiment to form a set of circulation channels in the sandwich structure.
  • the channels could extend parallel to the longitudinal direction Y of the sandwich structure 10 and the cold plate 30.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Claims (12)

  1. Kälteplatte für die Kühlung von Wärmeerzeugungskomponenten (20), die zwei Platten (11, 12), die sich parallel zueinander erstrecken, und einen Kern (13), der zwischen diesen beiden Platten (11, 12) angeordnet ist, umfasst, um eine Sandwich-Struktur (10) zu bilden, wobei der Kern (13) eine Anordnung von Zirkulationskanälen (13a, 13b) für wenigstens ein Kühlungsfluid von einem ersten Rand (10a) zu einem gegenüberliegenden zweiten Rand (10b) der Sandwich-Struktur (10) aufweist, dadurch gekennzeichnet, dass ein erstes und ein zweites dichtes Verbindungselement (31, 32) an dem ersten bzw. dem zweiten Rand (10a, 10b) der Sandwich-Struktur (10), die einander gegenüberliegen, angeordnet sind, wobei das erste dichte Verbindungselement (31) wenigstens einen Eingangsverbinder (33; 35, 36) für das wenigstens eine Kühlungsfluid umfasst und das zweite dichte Verbindungselement (32) wenigstens einen Ausgangsverbinder (34; 37, 38) für das wenigstens eine Kühlungsfluid umfasst, wobei das erste und das zweite dichte Verbindungselement (31, 32) die Anordnung von Zirkulationskanälen (13a, 13b) bis auf wenigstens eine Unteranordnung der Anordnung von Zirkulationskanälen (13a, 13b) verschließt, wobei der wenigstens eine Eingangsverbinder (33; 35, 36) für wenigstens ein Kühlungsfluid mit der Unteranordnung der Anordnung von Zirkulationskanälen (13a, 13b) kommuniziert und der wenigstens eine Ausgangsverbinder (34; 37, 38) für wenigstens ein Kühlungsfluid mit der Unter- anordnung der Anordnung von Zirkulationskanälen (13a, 13b) kommuniziert.
  2. Kälteplatte nach Anspruch 1, dadurch gekennzeichnet, dass das erste dichte Verbindungselement (31) bzw. das zweite dichte Verbindungselement (32) mehrere Eingangsverbände (35, 36) bzw. mehrere Ausgangsverbinder (37, 38) für das wenigstens eine Kühlungsfluid umfassen.
  3. Kälteplatte nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, dass das erste und das zweite dichte Verbindungselement (31, 32) zwischen den zwei Platten (11, 12) eingesetzt und befestigt sind und über den Kern (13) hinaus verlängert sind.
  4. Kälteplatte nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Anordnung von Zirkulationskanälen (13a, 13b) Kanäle (13a, 13b) umfasst, die durch wenigstens eine der beiden Platten (11, 12) verschlossen sind und in den ersten (10a) bzw. den gegenüberliegenden zweiten Seitenrand (10b) der Sandwich-Struktur münden.
  5. Kälteplatte nach Anspruch 4, dadurch gekennzeichnet, dass die Kanäle (13a, 13b) jeweils zwei Wände (13') aufweisen, die jeweils zu wenigstens einer der beiden Platten (11, 12 benachbart sind.
  6. Kälteplatte nach Anspruch 5, dadurch gekennzeichnet, dass die beiden Wände (13') zueinander geneigt sind und zueinander benachbart sind, um einen Kanalboden (13c) zu bilden.
  7. Kälteplatte nach einem der Ansprüche 4 bis 6, dadurch gekennzeichnet, dass der Kern (13) eine gewellte Form hat, wobei die Spitze (13c) der Welligkeiten mit wenigstens einer der beiden Platten (11, 12) Kontakt ist.
  8. Kälteplatte nach einem der Ansprüche 4 bis 7, dadurch gekennzeichnet, dass die Zirkulationsrichtung des wenigsten einen Kühlungsfluids in der Anordnung von Zirkulationskanälen (13a, 13b) einer Längsrichtung (Y) der Sandwich-Struktur (10 entspricht, wobei der Kern (13) ein dichtes Verschließen der Kälteplatte (30) auf longitudinalen Rändern (30a, 30b) der Kälteplatte (30) verwirklicht.
  9. Kälteplatte nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass die Anordnung von Zirkulationskanälen (13a, 13b) zueinander parallele Kanäle (13a, 13b) umfasst.
  10. Kälteplatten Anspruch 9, dadurch gekennzeichnet, dass die Zirkulationskanäle (13a, 13b) von dem ersten Rand (10a) zu dem gegenüberliegenden zweiten Rand (10b) der Sandwich-Struktur (10) zickzackförmig angeordnet sind.
  11. System zum Kühlen von Wärmeerzeugungskomponenten, dadurch gekennzeichnet, dass es eine Kälteplatte (30) nach einem der Ansprüche 1 bis 10 umfasst, wobei Wärmeerzeugungskomponenten (20) in Kontakt mit wenigstens einer der beiden Platten (11, 12) angeordnet sind.
  12. Verwendung einer Kälteplatte nach einem der Ansprüche 1 bis 10 als ein strukturgebendes Teil (53, 54) einer Avionikausrüstung (51) in einem Flugzeug.
EP15201758.8A 2014-12-22 2015-12-21 Kälteplatte, die insbesondere ein strukturelement einer ausrüstung mit wärmeerzeugenden komponenten bildet Not-in-force EP3038151B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1463072A FR3030708B1 (fr) 2014-12-22 2014-12-22 Plaque froide, formant notamment partie structurale d'un equipement a composants generateurs de chaleur

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EP3038151A1 EP3038151A1 (de) 2016-06-29
EP3038151B1 true EP3038151B1 (de) 2017-06-21

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FR3030708B1 (fr) 2018-02-16
CN105722374B (zh) 2020-01-10
FR3030708A1 (fr) 2016-06-24
US9736963B2 (en) 2017-08-15
EP3038151A1 (de) 2016-06-29
US20160192534A1 (en) 2016-06-30
CN105722374A (zh) 2016-06-29

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